Notes: The second half of the series' first season has begun. The show airs on Monday at 10 p.m. on NBC. Filming is expected to wrap the week of April 1. For extras casting information, visit facebook.com/RevoCastingCalls.

‘Under the Dome'

What: A sci-fi CBS TV series based on a best-selling Stephen King novel about a small New England town that's mysteriously shut off from the world under a transparent dome. An Amblin Television production.